C111113331333132322331333133313331331121111121133133313121111111133132331   >>    C11111333133313232233133313331333133112111112113313331312111111113313233   <<    C111113331333132322331333133313331331121111121133133313121111111133132333   >>      C111113331333132322331333133313331331121111121133133313121111111133132332   >>